Author:
Richardson,J.B.
Year:
1974
Title:
The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere.
Reference:
Richardson,J.B. (1974) The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. International Symposium on Namur 1974,Belgian Micropaleontological Limits-Emsian to Visean, Brussels,Sept.1974,Publication No. 9 # 9 P. 1- 13
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Genus Species Country(Region) From To
Contagisporites Contagisporites optivus England Frasnian
Spinozonotriletes Spinozonotriletes uncatus England Frasnian Strunian
Ambitisporites Ambitisporites avitus France Ludlovian
Ambitisporites Ambitisporites dilutus France Ludlovian
Emphanisporites Emphanisporites annulatus France Eifelian Givetian
Calyptosporites Calyptosporites microspinosus France Eifelian Givetian
Emphanisporites Emphanisporites spinaeformis France Emsian Givetian
Calyptosporites Calyptosporites velatus France Eifelian Givetian
Geminospora Geminospora lemurata France Frasnian
Contagisporites Contagisporites optivus France Frasnian
Archaeozonotriletes Archaeozonotriletes variabilis France Frasnian
Verrucosisporites Verrucosisporites bullatus France Frasnian
Ancyrospora Ancyrospora langii France Givetian Frasnian
Samarisporites Samarisporites triangulatus France Givetian Frasnian
Hystricosporites Hystricosporites multifurcatus France Frasnian Tournaisian
Ancyrospora Ancyrospora France Tournaisian
Spelaeotriletes Spelaeotriletes lepidophytus France Strunian